Universitair Medisch Centrum Haemophilia Treatment Centre UMC St Radboud Department of Children Geert Grooteplein Zuid 20 6525 GA Nijmegen The Netherlands +31 (0)24-3610926 Paediatrician-oncologist/haematologist Dr. P.P.T. Brons Datum Betreft Medical letter Dear colleges, Patient ……………………… born on …-…-… has a Haemophilia A/B, with an activity of factor VIII / XI of …….%. This is a severe (<1%) less severe (2-5%) or mild (6-40%) type. There is a risk for spontaneous bleedings in joints and muscles and accidentally other severe bleedings. When such problems appear, treatment should be started immediately. Give patient: • • • Recombinate factor VIII intravenously (50-100 E/kg/hr) factor IX intravenously (100 E/kg) Thereafter as frequent as needed In acute situations, please give this medication first before further diagnostic procedures treatment. Yours sincerely, Dr. . P.P.T. Brons Paediatrician-oncologist/haematologist